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Finding the Fourth Proportional to 94,894, 130,942.38 and 52,446.76

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Solution

The fourth proportional to 94,894, 130,942.38 and 52,446.76 is: 72,370.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,894 : 130,942.38 = 52,446.76 : x
  2. Step 2: Convert to fraction form
    94,894/130,942.38 = 52,446.76/x
  3. Step 3: Cross multiply
    94,894x = 130,942.38 × 52,446.76
  4. Step 4: Simplify right side
    94,894x = 6,867,503,577.69
  5. Step 5: Solve for x
    x = 6,867,503,577.69/94,894
  6. Step 6: Final answer
    x = 72,370.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.